Romanian dictator Nicolae Ceausescu and his wife Elena were rumored to have kept their own personal witch while they ruled their nation with iron fists. They were executed as their communist regime collapsed.

Romanian dictator Nicolae Ceausescu and his wife Elena were rumored to have kept their own personal witch while they ruled their nation with iron fists. They were executed as their communist regime collapsed.

Miklós Horthy led the white terror after seizing power from Hungarian communists in the chaos following World War I and aligned with Nazi Germany at the start of in World War II.

Miklós Horthy led the white terror after seizing power from Hungarian communists in the chaos following World War I and aligned with Nazi Germany at the start of in World War II.

Miklós Horthy led the white terror after seizing power from... Photo-4158423.56472 - San Antonio Express-News

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Joseph Stalin ruled over the Soviet Union from the mid-20s until his death in 1952.

Joseph Stalin ruled over the Soviet Union from the mid-20s until his death in 1952.

Joseph Stalin ruled over the Soviet Union from the mid-20s until... Photo-4158424.56472 - San Antonio Express-News

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Joseph Stalin overlooks the construction of the Moscow-Volga canal, built in part with slave labor. Tens of millions of Russians, Ukrainians and others were killed during his three-decade reign of terror.

Joseph Stalin overlooks the construction of the Moscow-Volga canal, built in part with slave labor. Tens of millions of Russians, Ukrainians and others were killed during his three-decade reign of terror.